ASUS M5A78L-M LE User Manual

ASUS M5A78L-M LE Motherboard manual cover
Pages 64
Year 2013
Language(s)
English en

ASUS M5A78L-M LE Motherboard Specification

The ASUS M5A78L-M LE is a micro-ATX motherboard that delivers a balance of performance, reliability, and affordability for AMD platforms. It supports the AM3+ socket, compatible with a wide range of AMD processors including the FX, Phenom II, Athlon II, and Sempron 100 series. This motherboard is built on the AMD 760G chipset, which incorporates the Radeon HD 3000 integrated graphics, offering basic graphical performance suitable for everyday computing tasks.

With support for up to 16GB of DDR3 RAM across its two DIMM slots, the M5A78L-M LE provides flexibility for memory upgrades, operating at speeds of 1866(O.C.)/1600/1333/1066 MHz. For storage and expansion, it includes one PCIe 2.0 x16 slot, one PCIe 2.0 x1 slot, and one PCI slot, allowing the addition of dedicated graphics cards and other peripherals. The motherboard supports up to six SATA 3Gb/s ports, facilitating multiple storage configurations with RAID 0, 1, 10, and JBOD options.

Connectivity features include an integrated Realtek 8111E Gigabit LAN controller for reliable network performance. Audio capabilities are powered by the Realtek ALC887 8-channel high-definition audio codec, providing clear sound quality for multimedia applications. The back panel offers a range of I/O ports including VGA and DVI for video output, six USB 2.0 ports for peripheral connectivity, and standard audio jacks.

The ASUS M5A78L-M LE also incorporates ASUS-exclusive features such as the EPU energy-efficient processor and Turbo Key for easy overclocking. Designed with durability in mind, it includes solid capacitors in the VRM and uses a high-quality alloy choke, ensuring stable power delivery and enhanced longevity. This motherboard is an ideal choice for users looking to build or upgrade a cost-effective and reliable system.

ASUS M5A78L-M LE Motherboard F.A.Q.

How do I update the BIOS on the ASUS M5A78L-M LE motherboard?

To update the BIOS, download the latest BIOS file from the ASUS support website. Use the ASUS EZ Flash Utility, which can be accessed during boot by pressing Del and entering the BIOS setup. Navigate to the Tool menu, select EZ Flash, and follow the on-screen instructions to update the BIOS using a USB drive containing the new BIOS file.

What is the maximum RAM capacity supported by the ASUS M5A78L-M LE motherboard?

The ASUS M5A78L-M LE motherboard supports a maximum of 16GB of DDR3 RAM. It has two DIMM slots, each supporting up to 8GB modules, with speeds ranging from 1066MHz to 1866MHz (O.C.).

How can I troubleshoot a 'no display' issue on my ASUS M5A78L-M LE motherboard?

For a 'no display' issue, first check all cable connections and ensure the monitor is powered on. Verify that the RAM and GPU are properly seated. Reset the BIOS by removing the CMOS battery for a few minutes. If the problem persists, test with a different monitor or graphics card to identify the faulty component.

Does the ASUS M5A78L-M LE motherboard support overclocking?

Yes, the ASUS M5A78L-M LE motherboard supports overclocking for both the CPU and RAM. Users can adjust the clock speeds and voltages through the BIOS settings. However, overclocking should be approached with caution and adequate cooling solutions should be in place to prevent overheating.

What are the supported CPU models for ASUS M5A78L-M LE?

The ASUS M5A78L-M LE motherboard supports AMD AM3+ processors, including the AMD FX, Phenom II, Athlon II, and Sempron 100 series processors. Check the ASUS website for a detailed list of supported CPUs with their respective BIOS versions.

How do I enable virtualization on my ASUS M5A78L-M LE motherboard?

To enable virtualization, enter the BIOS setup by pressing Del during boot. Navigate to the Advanced tab, select CPU Configuration, and enable the 'Secure Virtual Machine Mode' option. Save the changes and exit the BIOS to apply the settings.

Why is my ASUS M5A78L-M LE motherboard not recognizing the hard drive?

Ensure the SATA cable connections are secure and the drive is powered. Enter the BIOS setup and check if the drive is detected under the Boot or Storage section. If not recognized, try using a different SATA port or cable. Also, verify the drive functions in another system to rule out drive failure.

How can I improve cooling for my ASUS M5A78L-M LE motherboard?

To improve cooling, ensure that all case fans are functioning properly and are free of dust. Consider upgrading the CPU cooler to a more efficient model. Organize cables to improve airflow and, if possible, use a case with better ventilation or additional fan mounts.

What should I do if my ASUS M5A78L-M LE motherboard is not powering on?

Check the power supply connections to the motherboard, including the 24-pin ATX and 4-pin CPU power connectors. Ensure the power supply switch is on. Test with a different power supply if necessary. Also, inspect the motherboard for any visible damage or blown capacitors.

Is it possible to use integrated graphics on the ASUS M5A78L-M LE motherboard?

No, the ASUS M5A78L-M LE motherboard does not have integrated graphics. A discrete graphics card is required to output video. Ensure the graphics card is compatible and properly installed in the PCIe slot for video output.